| Date | Tournament | State | Round | Zina Costanzo | Val Hardiman |
|---|---|---|---|---|---|
| 10/11/2002 | Geelong | VIC | 6 | 393 | 401 |
| 01/12/2002 | McKinnon | VIC | 4 | 359 | 510 |
| 11/09/2004 | Raymond Island | VIC | 1 | 438 | 395 |
| 01/05/2005 | Mayday | VIC | 3 | 370 | 455 |
| 20/01/2008 | Aestival Festival | VIC | 3 | 409 | 446 |
| Head-to-head after 5 games | 1 | 4 | |||
| Average score | 393.80 | 441.40 | |||
| Spread | -238 | 238 | |||